Home / 38,657,690-57,986,884.92-11,731,346

Finding the Fourth Proportional to 38,657,690, 57,986,884.92 and 11,731,346

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Solution

The fourth proportional to 38,657,690, 57,986,884.92 and 11,731,346 is: 17,597,125.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657,690 : 57,986,884.92 = 11,731,346 : x
  2. Step 2: Convert to fraction form
    38,657,690/57,986,884.92 = 11,731,346/x
  3. Step 3: Cross multiply
    38,657,690x = 57,986,884.92 × 11,731,346
  4. Step 4: Simplify right side
    38,657,690x = 680,264,210,458,702.38
  5. Step 5: Solve for x
    x = 680,264,210,458,702.38/38,657,690
  6. Step 6: Final answer
    x = 17,597,125.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.